Removing a PCI adapter contained in a cassette from the expansion unit with the power on in Linux

You can remove a PCI adapter cassette from the 5802 or 5877 expansion unit that is running the Linux operating system with the system power on.

1. Determine the location of the PCI adapter in the system.
2. Label and then disconnect all cables attached to the adapter you plan to remove.
3. Run the drslot_chrp_pci command to enable an adapter to be removed:
   For example, to remove the PCI adapter in slot U7879.001.DQD014E-P1-C3 run this command:

   drslot_chrp_pci -r -s U7879.001.DQD014E-P1-C3

   Follow the instructions on the display to complete the task.

4. Remove the PCI adapter cassette from the system. Refer to Removing a PCI adapter cassette from the expansion unit.
5. Place the cassette with the cover facing up on an approved ESD surface.
6. To remove an adapter from the cassette, refer to PCI adapter single-width and double-width cassettes.